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Conditional import of modules in Python
...mport simplejson as json as it is likely a newer (faster) version of the standard json module.
– Seppo Erviälä
Oct 20 '12 at 17:07
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Copy folder recursively, excluding some folders
...kHuginnsson - What systems are you using? Rsync is included by default in all mainstream Linux distros I know of, including RHEL, CentOS, Debian, and Ubuntu, and I believe it's in FreeBSD as well.
– siliconrockstar
Jan 30 '15 at 19:50
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How to prevent browser page caching in Rails
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Finally figured this out - http://blog.serendeputy.com/posts/how-to-prevent-browsers-from-caching-a-page-in-rails/ in application_controller.rb
After Rails 5:
class ApplicationController < ActionController::Base
before_a...
Where is Maven' settings.xml located on mac os?
... edited Jun 24 '14 at 19:51
Andy♦
40.3k2424 gold badges139139 silver badges202202 bronze badges
answered Jun 24 '14 at 19:48
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Eclipse - no Java (JRE) / (JDK) … no virtual machine
... (the first one referenced by your PATH)
Three things to remember:
"Installing" a JRE or a JDK can be as simple as unzipping or copying it from another computer: there is no special installation steps, and you can have as many different JVM versions (1.4, 5.0, 6.0...) as you want, "installed" (co...
SQL WHERE.. IN clause multiple columns
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or more generally SELECT * FROM table INNER JOIN otherTable ON ( table.x = otherTable.a AND table.y = otherTable.b)
– ala
Jul 16 '09 at 7:56
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Where can I find my .emacs file for Emacs running on Windows?
I tried looking for the .emacs file for my Windows installation for Emacs, but I could not find it. Does it have the same filename under Windows as in Unix?
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delegate keyword vs. lambda notation
... If you specify an anonymous method without specifying a parameter list at all it is compatible with any delegate type returning void and without any out parameters. Armed with this knowledge, we should be able to construct two overloads to make the expressions completely unambiguous but very differ...
When to use IMG vs. CSS background-image?
...ng icon. This ensures that the meaning of the image can be communicated in all user-agents, including screen readers.
Pragmatic uses of IMG
Use IMG plus alt attribute if the image
is part of the content such as a logo or diagram or person (real person, not stock photo people).
—sanchothefat...
Is it Linq or Lambda?
...ice by allowing you to express your wishes in the manner that you prefer.
And this is a lambda:
x => x.Value == 1
When you choose to use method syntax, LINQ is almost always seen around lambda expressions. But LINQ and lambdas are two totally different things, both of which can be used by the...